Same issue for me when trying to upgrade from 7.1 to 7.2 on Windows Server2010-07-26 14:07:36,554 DEBUG org.apache.commons.httpclient.HttpConnection - Open connection to localhost:90802010-07-26 14:07:37,648 DEBUG org.apache.commons.httpclient.HttpMethodDirector - Closing the connection.2010-07-26 14:07:37,648 DEBUG org.apache.commons.httpclient.HttpMethodDirector - Method retry handler returned false. Automatic recovery will not be attempted2010-07-26 14:07:37,648 DEBUG org.apache.commons.httpclient.HttpConnection - Releasing connection back to connection manager.2010-07-26 14:07:37,648 INFO com.interwoven.wcm.service.iwovregistry.utils.IRConnectionUtil - ERROR connecting to IR Service2010-07-26 14:07:37,648 INFO com.interwoven.wcm.service.iwovregistry.utils.IRConnectionUtil - IR Service not up......TIMEOUT::10 minutes